package net.zjitc.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;

/**
 * Created by Administrator on 2017/9/27.
 */
@WebServlet(name = "TestServlet", urlPatterns = "/ts")
public class TestServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=utf-8");
        PrintWriter out = response.getWriter();

        //获得请求头
        Enumeration e = request.getHeaderNames();
        while (e.hasMoreElements()){
            String name = (String) e.nextElement();
            String value = request.getHeader(name);
            out.write(name+":  "+value);
            out.write("</br>");
        }
        out.write("------------------");
        String hostname = request.getServerName();
        out.write(hostname+"</br>");
    }
}
